diff --git a/setup.cfg b/setup.cfg
index f5f47b4..bf5ff86 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -56,7 +56,7 @@ tests_require =
     mock
     hypothesis>4
     flake8
-    sphinxcontrib-spelling>=7.2.0
+    sphinxcontrib-spelling>=8.0.0
 
 [options.extras_require]
 usb =
diff --git a/tox.ini b/tox.ini
index c8f23c7..16de067 100644
--- a/tox.ini
+++ b/tox.ini
@@ -33,7 +33,7 @@ changedir = doc
 deps = sphinx>=7.2.3
        setuptools_scm
        python-barcode
-       sphinxcontrib-spelling>=7.2.0
+       sphinxcontrib-spelling>=8.0.0
        sphinxcontrib.datatemplates
        sphinx-autodoc-typehints
        sphinx_rtd_theme